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One (1) imp, tsv, 4.1, 8, mtx,mc, (tsvm4h8) was returned for investigation.Visual evaluation of the as returned product identified dried blood at external threads.Functional testing to recreate the reported event, verified the implant was able to disengage from fixture mount.The alleged coob could not be verified.A pre-existing condition noted on the per was high bone density (type i).The reported device was located on tooth # 29 (universal) and was placed and removed on the same day.The customer did not provide any pictures or x-rays.Appropriate documentation was reviewed.Dhr review was completed for the subject lot number (1225619).It was confirmed that all operations and inspections were executed as per applicable procedure.No deviations or non-conformances, which could have caused or contributed to the reported event, were noted as part of the dhr.Lot was inspected and passed all acceptance criteria by qa.Complaint history review was performed for the reported lot number (1225619) for similar events and no other complaint was identified.July post market trending was reviewed and there were no actionable events or corrective actions for the reported event.No actionable items have been triggered that will affect complaint handling on our end for this month.Based on the available information, device malfunction did not occur and the reported event was unconfirmed.The alleged coob could not be verified.
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